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Finding the Third Proportional to 1,624,643 and 3,520,193

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Solution

The third proportional to 1,624,643 and 3,520,193 is: 7,627,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,643 : 3,520,193 = 3,520,193 : x
  2. Step 2: Convert to fraction form
    1,624,643/3,520,193 = 3,520,193/x
  3. Step 3: Cross multiply
    1,624,643x = 3,520,193 × 3,520,193
  4. Step 4: Simplify right side
    1,624,643x = 12,391,758,757,249
  5. Step 5: Solve for x
    x = 12,391,758,757,249/1,624,643
  6. Step 6: Final answer
    x = 7,627,373.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.